/*
* Aleph Toolkit
*
* Copyright 1997, Brown University, Providence, RI.
*
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose other than its incorporation into a
* commercial product is hereby granted without fee, provided that the
* above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Brown University not be used in
* advertising or publicity pertaining to distribution of the software
* without specific, written prior permission.
*
* BROWN UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ANY
* PARTICULAR PURPOSE. IN NO EVENT SHALL BROWN UNIVERSITY BE LIABLE FOR
* ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package aleph.examples;
import aleph.Join;
import aleph.PE;
import aleph.RemoteThread;
import java.util.Iterator;
/**
* Trivial RemoteFunction demo.
*
* @author Maurice Herlihy
* @date November 97
**/
public class Hello {
static class HelloThread extends RemoteThread {
public void run() {
System.out.println("Hello world from " + PE.thisPE() + " of " + PE.numPEs());
}
}
public static void main(String[] args) {
HelloThread thread = new HelloThread();
Join join = new Join();
long start = System.currentTimeMillis();
for (Iterator e = PE.allPEs(); e.hasNext(); ) {
thread.start((PE) e.next(), join);
}
join.waitFor();
System.out.println("Elapsed time: " +
((double) (System.currentTimeMillis() - start)) / 1000.0);
}
}